The '''15th Chunwon''' began on 15 June 2010 and concluded on 27 January 2011. Defending champion Park Junghwan progressed past the first round, but his title defense was halted after losing to Yun Junsang in the second round.<ref name=igokisen>{{cite web|url=http://igokisen.web.fc2.com/cw.html |title=15th Chunwon(Tengen) |publisher=igokisen.web.fc2.com |accessdate=3 June 2011 }}{{dead link|date=June 2017 |bot=InternetArchiveBot |fix-attempted=yes }}</ref> Choi Cheol-han was the eventual winner, winning the Chunwon for the third time in his career.<ref name=gogameworld>{{cite web | url=http://gogameworld.com/gophp/pg_titlelist_detail.php?termvalue=Choi%20Cheolhan&selectvalue=acp&matchvalue=exact&ordervalue=year | title=GoGameWorld Title List Detail | publisher=gogameworld.com | accessdate=3 June 2011 | archive-url=https://web.archive.org/web/20110524165213/http://www.gogameworld.com/gophp/pg_titlelist_detail.php?termvalue=Choi%20Cheolhan&selectvalue=acp&matchvalue=exact&ordervalue=year | archive-date=24 May 2011 | url-status=dead | df=dmy-all }}</ref>
== Tournament == {{Round16 <!-- Date-Place/Team 1/Score 1/Team 2/Score 2 --> <!-- round of 16 --> |17 August|'''Kim Jiseok'''|1|Ok Deukjin|0 |6 July|'''Paek Hongsuk'''|1|Park Seunghwa|0 |12 August|Kang Changbae|0|'''Choi Cheol-han'''|1 |22 June|Seo Gunwoo|0|'''Lee Heesung'''|1 |29 June|Yoo Changhyuk|0|'''Yun Junsang'''|1 |30 August|'''Park Junghwan'''|1|An Choyoung|0 |15 June|'''Lee Taehyun'''|1|Park Jieun|0 |27 July|Pak Yeong-hun|0|'''Kang Yootaek'''|1 <!-- quarter finals --> |9 November|'''Kim Jiseok'''|1|Paek Hongsuk|0 |16 September|'''Choi Cheol-han'''|1|Lee Heesung|0 |28 October|'''Yun Junsang'''|1|Park Junghwan|0 |28 September|'''Lee Taehyun'''|1|Kang Yootaek|0 <!-- semi finals --> |14 December|Kim Jiseok|0|'''Choi Cheol-han'''|1 |16 November|Yun Junsang|0|'''Lee Taehyun'''|0 <!-- final --> |27 December–27 January|'''Choi Cheol-han'''|3|Lee Taehyun|0 <!-- 3rd place --> ||||| |3rdplace=no}}
== Finals == {| class="toccolours" border="1" cellpadding="4" cellspacing="0" style="border-collapse: collapse; margin:0;" !width=125|{{center| Player}} !width=70|{{center| 1}} !width=70|{{center| 2}} !width=70|{{center| 3}} !width=70|{{center| 4}} !width=70|{{center| 5}} !width=70|{{center| T}} |- align=center | '''Choi Cheol-han''' || W+R || B+R || W+R || || || 3 |- align=center | Lee Taehyun || || || || || || 0 |}
== References == {{Reflist}}
{{Chunwon}} {{2011 in go}}
{{DEFAULTSORT:Chunwon (15)}} Category:2011 in go Category:Go competitions in South Korea {{Go-stub}}